Home / 761,924.68-1,051,503.27-422,392.93

Finding the Fourth Proportional to 761,924.68, 1,051,503.27 and 422,392.93

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Solution

The fourth proportional to 761,924.68, 1,051,503.27 and 422,392.93 is: 582,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,924.68 : 1,051,503.27 = 422,392.93 : x
  2. Step 2: Convert to fraction form
    761,924.68/1,051,503.27 = 422,392.93/x
  3. Step 3: Cross multiply
    761,924.68x = 1,051,503.27 × 422,392.93
  4. Step 4: Simplify right side
    761,924.68x = 444,147,545,283.11
  5. Step 5: Solve for x
    x = 444,147,545,283.11/761,924.68
  6. Step 6: Final answer
    x = 582,928.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.